Currently: 23 °F. Clear. (Weather station: Fort Collins-Loveland Municipal Airport, USA). See more current weatherJohnstown Extended Forecast with high and low temperatures
2 Week Extended Forecast in Johnstown, Colorado, USA
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| Conditions | Comfort | Precipitation | Sun | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day | Temperature | Weather | Feels Like | Wind | Humidity | Chance | Amount | UV | Sunrise | Sunset | ||
| Sat Dec 6 |  | 49 / 20 °F | Morning clouds. | 41 °F | 6 mph | ↑ | 47% | 19% | 0.11" | 3 (Moderate) | 7:08 am | 4:33 pm |
| Sun Dec 7 |  | 43 / 18 °F | Scattered clouds. | 36 °F | 5 mph | ↑ | 44% | 0% | 0.00" | 3 (Moderate) | 7:09 am | 4:33 pm |
| Mon Dec 8 | | 46 / 18 °F | Scattered clouds. | 42 °F | 4 mph | ↑ | 51% | 0% | 0.00" | 0 (Low) | 7:10 am | 4:33 pm |
| Tue Dec 9 |  | 61 / 26 °F | Overcast. | 54 °F | 14 mph | ↑ | 42% | 0% | 0.00" | 0 (Low) | 7:11 am | 4:33 pm |
| Wed Dec 10 | | 66 / 37 °F | Overcast. | 65 °F | 16 mph | ↑ | 34% | 0% | 0.00" | 0 (Low) | 7:11 am | 4:33 pm |
| Thu Dec 11 | | 57 / 35 °F | Cloudy. | 53 °F | 13 mph | ↑ | 52% | 0% | 0.00" | 0 (Low) | 7:12 am | 4:33 pm |
| Fri Dec 12 | | 53 / 28 °F | Mostly sunny. | 45 °F | 9 mph | ↑ | 60% | 0% | 0.00" | 0 (Low) | 7:13 am | 4:33 pm |
| Sat Dec 13 |  | 56 / 25 °F | Sunny. | 54 °F | 2 mph | ↑ | 22% | 4% | 0.00" | 0 (Low) | 7:14 am | 4:33 pm |
| Sun Dec 14 | | 56 / 26 °F | Decreasing cloudiness. | 55 °F | 2 mph | ↑ | 13% | 1% | 0.00" | 0 (Low) | 7:14 am | 4:34 pm |
| Mon Dec 15 | | 56 / 29 °F | Sunny. | 52 °F | 11 mph | ↑ | 27% | 3% | 0.00" | 0 (Low) | 7:15 am | 4:34 pm |
| Tue Dec 16 | | 53 / 28 °F | Scattered clouds. | 51 °F | 2 mph | ↑ | 31% | 4% | 0.00" | 0 (Low) | 7:16 am | 4:34 pm |
| Wed Dec 17 | | 49 / 23 °F | Sunny. | 45 °F | 5 mph | ↑ | 26% | 2% | 0.00" | 0 (Low) | 7:16 am | 4:35 pm |
| Thu Dec 18 | | 50 / 25 °F | Overcast. | 45 °F | 8 mph | ↑ | 24% | 4% | 0.00" | 0 (Low) | 7:17 am | 4:35 pm |
| Fri Dec 19 |  | 48 / 27 °F | Mostly cloudy. | 42 °F | 10 mph | ↑ | 31% | 6% | 0.00" | 0 (Low) | 7:18 am | 4:35 pm |
| Sat Dec 20 | | 47 / 28 °F | Mostly cloudy. | 40 °F | 12 mph | ↑ | 23% | 6% | 0.00" | 0 (Low) | 7:18 am | 4:36 pm |
| * Updated Friday, December 5, 2025 8:24:06 pm Johnstown time - Weather by CustomWeather, © 2025 | ||||||||||||